Attic Fan Humidistat Setting Winter

Of course some environments are much hotter than others so this will be the perfect time to measure out how warm your attic will get during the most heated of seasons.

Attic fan humidistat setting winter.

Proper humidistat setting attic fan. Eliminating mold and mildew on the roof structure is the ultimate goal. In winter the humidistat operates the attic fan when the relative humidity exceeds a preset level usually 40 to 50. What temperature should attic fan be set at.

Humidity settings are another issue that can make or break the performance of your heating and cooling systems and your attic ventilation. This reduces attic moisture. If the outdoor temperature is near 10 f set the humidistat to 20 percent. When it comes to adjusting the thermostat of your attic s fan it s best to adjust it to approximately 90 to 95 degrees.

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If the temperature is near 0 f set the humidistat to 25 percent. In summer the thermostat operates the fan when the attic temperature reaches a preset level usually 90 to 95 degrees f.